build.sh

   1 #!/usr/bin/env bash
   2 # NOTE: This requires GNU getopt.  On Mac OS X and FreeBSD, you have to install
   3 # this separately; see below.
   4
   5 IDENT=${0}
   6
   7 show_usage_and_exit () {
   8         echo -e "Usage: ${IDENT} <options> <compile|check|clean>"
   9         echo -e "\tOptions:"
  10         echo -e "\t--verbose"
  11         echo -e "\t--file <config file>"
  12 #       echo -e "\t--debug"
  13         echo -e "\t--kernel <kernel path>"
  14         echo -e "\t--arch <arm|i386>"
  15         echo -e "\t[--toolchain <cross compile path>]"
  16         exit 1
  17 }
  18
  19 TEMP=`getopt -o vk:t:a:f: --long verbose,kernel:,toolchain:,arch:,file: \
  20         -n '${IDENT}' -- "$@"`
  21
  22 if [ $? != 0 ] ; then
  23         show_usage_and_exit
  24 fi
  25
  26 # Note the quotes around `$TEMP': they are essential!
  27 eval set -- "$TEMP"
  28
  29 MDIR=`pwd`
  30 VERBOSE=false
  31 CONFIG_FILE="build.config"
  32 KERNELDIR=""
  33 TOOLCHAIN=""
  34 ARCH=""
  35
  36 while true; do
  37         case "$1" in
  38                 -v | --verbose ) VERBOSE=true; shift ;;
  39                 -k | --kernel ) KERNELDIR="$2"; shift 2 ;;
  40                 -t | --toolchain ) TOOLCHAIN="$2"; shift 2;;
  41                 -a | --arch ) ARCH="$2"; shift 2;;
  42                 -f | --file ) CONFIG_FILE="$2"; shift 2;;
  43                 -- ) shift; break ;;
  44                 * ) break ;;
  45         esac
  46 done
  47
  48 if  [ "${1}" != "compile" -a "${1}" != "clean" -a "${1}" != "check"  ] ; then
  49         ACTION="compile"
  50         ARCH=${2}
  51         KERNELDIR=${1}
  52         if [ "${3}" != "" ] ; then
  53                 TOOLCHAIN=${3}
  54         fi
  55 else
  56         if [ -r ${CONFIG_FILE} ]; then
  57                 . ${CONFIG_FILE}
  58                 KERNELDIR=${kernel}
  59                 TOOLCHAIN=${toolchain}
  60                 ARCH=$arch
  61         fi
  62         ACTION="${1}"
  63 fi
  64
  65 if [ "${KERNELDIR}" = "" ] ; then
  66         show_usage_and_exit
  67 fi
  68
  69 if [ "${ARCH}" = "arm" ] ; then
  70         LINKNAME="arm"
  71 elif [ "${ARCH}" = "i386" ] ; then
  72         LINKNAME="x86"
  73 else
  74         show_usage_and_exit
  75 fi
  76
  77 MCFLAGS="-Werror"
  78
  79 CMDLINE_ARGS=""
  80 CMDLINE_ARGS="CROSS_COMPILE=${TOOLCHAIN} ARCH=${ARCH} -C ${KERNELDIR}"
  81 CMDLINE_ARGS="${CMDLINE_ARGS} M=${MDIR} MCFLAGS=${MCFLAGS} LINKNAME=${LINKNAME}"
  82
  83 if [ "${ACTION}" = "check" ] ; then
  84         CMDLINE="make C=2 CF=\"-Wsparse-all\" ${CMDLINE_ARGS} modules"
  85 elif [ "${ACTION}" = "clean" ] ; then
  86         CMDLINE="make ${CMDLINE_ARGS} clean"
  87 else
  88         CMDLINE="make ${CMDLINE_ARGS} modules"
  89 fi
  90
  91 if [ ${VERBOSE} = "true" ] ; then
  92         CMDLINE="${CMDLINE} V=1"
  93 fi
  94
  95 #echo -n "CMDLINE ${CMDLINE}\n"
  96
  97 ${CMDLINE} || exit 1
  98
  99 exit 0
 100